{"id":476,"date":"2024-12-05T08:00:00","date_gmt":"2024-12-05T07:00:00","guid":{"rendered":"https:\/\/control-advent.com\/?p=476"},"modified":"2025-11-28T19:04:20","modified_gmt":"2025-11-28T18:04:20","slug":"05-can-the-elves-avoid-another-christmas-panic","status":"publish","type":"post","link":"https:\/\/control-advent.com\/?p=476","title":{"rendered":"05 &#8211; Can the Elves Avoid Another Christmas Panic?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Authors of this question:<\/strong> Francesco Dolce &amp; Adriano Fagiolini, <em>Dipartimento di Ingegneria, Mobile &amp; Intelligent Robots Panormus Laboratory (MIRPALab), <\/em>Universit\u00e0 di Palermo, Italy<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The Elves want to monitor the position of Santa Claus&#8217;s new electric sleigh in real-time from their control room at the North Pole. Last Christmas Eve, they panicked, thinking that Santa had gone off course, but actually the radar they had installed on the sleigh was giving incorrect information due to adverse weather conditions. What can they do this year to avoid the same mistake and know Santa&#8217;s exact position?<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1021\" height=\"1024\" src=\"https:\/\/control-advent.com\/wp-content\/uploads\/2024\/11\/05-Dec-2024-1021x1024.jpg\" alt=\"\" class=\"wp-image-418\" style=\"width:auto;height:600px\" srcset=\"https:\/\/control-advent.com\/wp-content\/uploads\/2024\/11\/05-Dec-2024-1021x1024.jpg 1021w, https:\/\/control-advent.com\/wp-content\/uploads\/2024\/11\/05-Dec-2024-300x300.jpg 300w, https:\/\/control-advent.com\/wp-content\/uploads\/2024\/11\/05-Dec-2024-150x150.jpg 150w, https:\/\/control-advent.com\/wp-content\/uploads\/2024\/11\/05-Dec-2024-768x770.jpg 768w, https:\/\/control-advent.com\/wp-content\/uploads\/2024\/11\/05-Dec-2024-1531x1536.jpg 1531w, https:\/\/control-advent.com\/wp-content\/uploads\/2024\/11\/05-Dec-2024-2042x2048.jpg 2042w, https:\/\/control-advent.com\/wp-content\/uploads\/2024\/11\/05-Dec-2024-24x24.jpg 24w, https:\/\/control-advent.com\/wp-content\/uploads\/2024\/11\/05-Dec-2024-36x36.jpg 36w, https:\/\/control-advent.com\/wp-content\/uploads\/2024\/11\/05-Dec-2024-48x48.jpg 48w\" sizes=\"auto, (max-width: 1021px) 100vw, 1021px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">a. \ud83c\udf85\ud83e\udde0\ud83d\udcdc Rely on Santa\u2019s memory and hope he remembers the correct route. Because after all, it\u2019s been only one year since he last flew.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b. \ud83d\udce1\u2708\ufe0f\ud83d\udef7 Combine the radar information with estimates of the sleigh&#8217;s flight to correct any errors. In this way the Elves can relax instead of launching a search party every time the radar blinks!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">c. \ud83d\udce1\u2744\ufe0f\ud83e\udd1e Rely only on the radar information, hoping the weather will be good this year. After all, what could possibly go wrong with putting all your faith in technology, especially when we know how trustworthy it can be during a snowstorm?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">d. \ud83e\udd8c\ud83c\udf84\u2728 Go back to the traditional sleigh and trust Rudolph&#8217;s and the other reindeers&#8217; excellent sense of direction. Who needs GPS when you have a reindeer with a shining red nose?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">e. \ud83d\udca1\ud83c\udf0c\ud83c\udf89 Equip the sleigh with lights and use them to track the position. At the end of the day, if Santa can\u2019t find his way, at least he can throw a dazzling holiday party in the sky!<\/p>\n\n\n<div class=\"yop-poll-container\" data-yop-poll-id=\"10\"><script type=\"application\/json\" data-yop-poll-init>{\"poll\":{\"id\":\"10\",\"name\":\"05-Dec-2024\",\"template\":\"3\",\"template_base\":\"classic\",\"skin_base\":\"red-v1\",\"status\":\"published\",\"meta_data\":{\"style\":{\"poll\":{\"backgroundColor\":\"#b70004\",\"borderSize\":0,\"borderStyle\":\"none\",\"borderColor\":\"#b70004\",\"borderRadius\":0,\"paddingLeftRight\":10,\"paddingTopBottom\":10},\"questions\":{\"paddingLeftRight\":0,\"paddingTopBottom\":10,\"textColor\":\"#ffffff\",\"textSize\":14,\"textWeight\":\"normal\",\"textAlign\":\"center\"},\"answers\":{\"paddingLeftRight\":0,\"paddingTopBottom\":0,\"textColor\":\"#ffffff\",\"textSize\":14,\"textWeight\":\"normal\",\"skin\":\"minimal\",\"colorScheme\":\"black\"},\"buttons\":{\"backgroundColor\":\"#ffffff\",\"borderSize\":1,\"borderStyle\":\"solid\",\"borderColor\":\"#000000\",\"borderRadius\":0,\"paddingLeftRight\":10,\"paddingTopBottom\":5,\"textColor\":\"#000000\",\"textSize\":14,\"textWeight\":\"normal\",\"align\":\"center\"},\"errors\":{\"borderLeftColorForSuccess\":\"#008000\",\"borderLeftColorForError\":\"#ff0000\",\"borderLeftSize\":10,\"paddingTopBottom\":0,\"textColor\":\"#000000\",\"textSize\":14,\"textWeight\":\"normal\"},\"captcha\":[],\"custom\":{\"css\":\"\"}},\"options\":{\"poll\":{\"voteButtonLabel\":\"&gt;&gt;&gt;\",\"showResultsLink\":\"no\",\"resultsLabelText\":\"Results\",\"showTotalVotes\":\"no\",\"showTotalAnswers\":\"no\",\"startDateOption\":\"now\",\"startDateCustom\":\"\",\"endDateOption\":\"never\",\"endDateCustom\":\"\",\"redirectAfterVote\":\"no\",\"redirectUrl\":\"\",\"redirectAfter\":\"\",\"pageLink\":\"\",\"useCaptcha\":\"no\",\"enableGdpr\":\"no\",\"gdprSolution\":\"ask_consent\",\"gdprConsentText\":\"\",\"loadWithAjax\":\"no\",\"notificationMessageLocation\":\"top\"},\"results\":{\"showResultsMoment\":[\"never\"],\"customDateResults\":\"\",\"showResultsTo\":[],\"resultsDetails\":[\"percentages\"],\"backToVoteOption\":\"no\",\"backToVoteCaption\":\"Back to vote\",\"sortResults\":\"as-defined\",\"sortResultsRule\":\"asc\",\"displayResultsAs\":\"bar\"},\"access\":{\"votePermissions\":[\"wordpress\"]}}}},\"elements\":[{\"id\":\"10\",\"poll_id\":\"10\",\"etext\":\"Choose an option:\",\"etype\":\"question-text\",\"status\":\"active\",\"sorder\":\"1\",\"meta_data\":{\"allowOtherAnswers\":\"no\",\"otherAnswersLabel\":\"Other\",\"addOtherAnswers\":\"no\",\"displayOtherAnswersInResults\":\"no\",\"resultsColorForOtherAnswers\":\"#000000\",\"allowMultipleAnswers\":\"no\",\"multipleAnswersMinim\":\"1\",\"multipleAnswersMaxim\":\"1\",\"answersDisplay\":\"horizontal\",\"answersColumns\":\"\",\"answersSort\":\"as-defined\"},\"subelements\":[{\"id\":\"49\",\"poll_id\":\"10\",\"element_id\":\"10\",\"stext\":\"a\",\"stype\":\"text\",\"status\":\"active\",\"sorder\":\"1\",\"meta_data\":{\"makeDefault\":\"0\",\"makeLink\":\"0\",\"link\":\"\",\"resultsColor\":\"#000000\"}},{\"id\":\"50\",\"poll_id\":\"10\",\"element_id\":\"10\",\"stext\":\"b\",\"stype\":\"text\",\"status\":\"active\",\"sorder\":\"2\",\"meta_data\":{\"makeDefault\":\"0\",\"makeLink\":\"0\",\"link\":\"\",\"resultsColor\":\"#000000\"}},{\"id\":\"51\",\"poll_id\":\"10\",\"element_id\":\"10\",\"stext\":\"c\",\"stype\":\"text\",\"status\":\"active\",\"sorder\":\"3\",\"meta_data\":{\"makeDefault\":\"0\",\"makeLink\":\"0\",\"link\":\"\",\"resultsColor\":\"#000000\"}},{\"id\":\"83\",\"poll_id\":\"10\",\"element_id\":\"10\",\"stext\":\"d\",\"stype\":\"text\",\"status\":\"active\",\"sorder\":\"4\",\"meta_data\":{\"makeDefault\":\"0\",\"makeLink\":\"0\",\"link\":\"\",\"resultsColor\":\"#000000\"}},{\"id\":\"84\",\"poll_id\":\"10\",\"element_id\":\"10\",\"stext\":\"e\",\"stype\":\"text\",\"status\":\"active\",\"sorder\":\"5\",\"meta_data\":{\"makeDefault\":\"0\",\"makeLink\":\"0\",\"link\":\"\",\"resultsColor\":\"#000000\"}}]}],\"messages\":{\"captcha\":{\"accessibility-alt\":\"Sound icon\",\"accessibility-title\":\"Accessibility option: listen to a question and answer it!\",\"accessibility-description\":\"Type below the [STRONG]answer[\\\/STRONG] to what you hear. 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